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263篇 您的检索式:作者名="Atia"
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1Early diagnostic evaluation of miR-122 and miR-224 as biomarkers for hepatocellular carcinoma显示文摘Hepatocellular carcinoma(HCC)is one of the common lethal types of tumor all over the world.The lethality of HCC accounts for many reasons.One of them,the lack of reliable diagnostic markers at the early stage,in this context,serum miRNAs became promising diagnostic biomarkers.Herein,we aimed to identify the predictive value of two miRNAs(miR-122 and miR-224)in plasma of patients with HCC preceded by chronic HCV infection.Taqman miRNA assays specific for hsa-miR-122 and hsa-miR-224 were used to assess the expression levels of the chosen miRNAs in plasma samples collected from three groups;40 patients with HCC related to HCV,40 with CHC patients and 20 healthy volunteers.This study revealed that the mean plasma values of miRNA-122 were significantly lower among HCC group when compared to CHC and control groups(P<0.001).Whereas,miR-224 mean plasma values were significantly higher among HCC group when compared to both CHC group and control group.Moreover,it was found that miR-122 can predict development of HCC at cut-off value<0.67(RQ)and(AUC Z 0.98,P<0.001).As regards miR-224,it can predict development of HCC at cut-off value>1.2(RQ)and(AUC Z 0.93,P<0.001),while the accuracy of AFP to diagnose HCC was(AUC:0.619;P Z 0.06).In conclusion,the expression plasma of miR-122 and miR-224 could be used as noninvasive biomarkers for the early prediction of developing HCC at the early stage.Khalda S.Amr Hanan Abd Elmawgoud Atia Rehab Abd Elazeem Elbnhawy Wafaa M.Ezzat 2017Genes & Diseases2017,4,4:17
2Clostridium perfringens bacteremia caused by choledocholithiasis in the absence of gallbladder stones显示文摘A 67-years-old male presented with periumbilical abdominal pain, fever and jaundice. His anaerobic blood culture was positive for clostridium perfringens. Computed tomogram scan of the abdomen and abdominal ultrasound showed normal gallbladder and common bile duct (CBD). Subsequently magnetic resonance cholangiopancreaticogram showed choledocholithiasis. Endoscopic retrograde cholangiopancreaticogram-with sphincterotomy and CBD stone extraction was performed. The patient progressively improved with antibiotic therapy Choledocholithiasis should be considered as a source of clostridium perfringens bacteremia especially in the setting of elevated liver enzymes with cholestatic pattern.Antwan Atia Tejas Raiyani Pranav Patel Robert Patton Mark Young 2012World Journal of Gastroenterology2012,18,39:11
3Closed-loop hydrometallurgical treatment of end-of-life lithium ion batteries: Towards zero-waste process and metal recycling in advanced batteries显示文摘This work presents an enhanced hydrometallurgical process for recycling lithium ion batteries. First, endof-life batteries were processed in a physical pre-treatment plant to obtain a representative electrode material. The resulting leachate was purified forth by iron-precipitation, liquid–liquid extractions, and an innovative Li–Na separation, in order to obtain valuable products. These products include high-grade graphite, cobalt oxide(Co3O4, purity 83%), cobalt oxalate(CoC2O4, purity 96%), nickel oxide(Ni O, purity89%), and lithium carbonate(Li2CO3, purity 99.8%). The recovery rate was quantitative for graphite, between 80% and 85% for cobalt depending on the nature of the recovery method, 90% for nickel, and 72%for lithium. Secondary streams were also valorized to obtain sodium sulfate(Na2SO4, purity 96%), and MnCoFe2O4 magnetic nano-sorbents according to the zero-waste concept. In order to close the loop, recycled Co3O4 and NiO were used as conversion-type anode materials for advanced lithium ion batteries showing promising performances.Thomas Abo Atia Giuseppe Elia Robert Hahn Pietro Altimari Francesca Pagnanelli 2019Journal of Energy Chemistry2019,28,8:8
4Quality monitoring in colonoscopy: Time to act显示文摘Colonoscopy is the gold standard test for colorectal cancer screening. The primary advantage of colonoscopy as opposed to other screening modalities is the ability to provide therapy by removal of precancerous lesions at the time of detection. However, colonoscopy may miss clinically important neoplastic polyps. The value of colonoscopy in reducing incidence of colorectal cancer is dependent on many factors including, the patient, provider, and facility level. A high quality examination includes adequate bowel preparation, optimal colonoscopy technique, meticulous inspection during withdrawal, identification of subtle flat lesions, and complete polypectomy. Considerable variation among institutions and endoscopists has been reported in the literature. In attempt to diminish this disparity, various approaches have been advocated to improve the quality of colonoscopy. The overall impact of these interventions is not yet well defined. Implementing optimal education and training and subsequently analyzing the impact of these endeavors in improvement of quality will be essential to augment the utility of colonoscopy for the prevention of colorectal cancer.Mary A Atia Francisco C Ramirez Suryakanth R Gurudu 2015World Journal of Gastrointestinal Endoscopy2015,7,4:3
5乌拉尔甘草TIFY基因家族鉴定及调控分析显示文摘目的 为了探索乌拉尔甘草(Glycyrrhiza uralensis Fisch.)TIFY基因家族的特征并预测其功能,本研究在全基因组层面,应用生物信息学方法对乌拉尔甘草TIFY基因家族进行鉴定和分析。方法 在乌拉尔甘草全基因组数据基础上,利用NCBI、MEME及TBtools等工具,结合基因保守结构域,对乌拉尔甘草TIFY基因家族的序列特征、分类、系统发育和基因表达模式进行分析。结果 在乌拉尔甘草中鉴定到TIFY家族基因成员18个(GurTIFY1-GurTIFY18),分别属于TIFY、JAZ、PPD、ZML四个亚家族,编码的核苷酸长度为444-1266 bp,氨基酸长度在147-421 aa之间,等电点为4.57-9.68,分子质量为16741.11-44426.5 Da,含有10个保守基序和4个保守结构域。基因表达结果表明GurTIFY基因中GurTIFY15、GurTIFY4、GurTIFY1、GurTIFY11等在乌拉尔甘草叶和根中的表达水平具有显著差异性。结论 本研究为深入理解TIFY基因响应非生物胁迫的调控机制和参与次生代谢物质累积的功能奠定基础,并为乌拉尔甘草优质品种选育提供科学参考。秦振芬 孟祥霄 温东 朱雪雯 王艳 Botir Khaitov Atia tul Wahab 孙伟 2022世界科学技术-中医药现代化2022,24,5:2
6Spectral transformation-based technique for reducing effect of limited pre-correlation bandwidth in the GNSS receiver filter in presence of noise and multipath显示文摘This paper proposes an efficient scheme to reduce the pre-correlation bandwidth effect in the global navigation satellite system(GNSS)receiver filtering process.It is mainly based on the application of a spectral transformation to the satellite-emitted signal that effectively reduces its band.At the receiver's end,this operation causes the spreading of noise over a much wider band than that used by the radio frequency stage.Consequently,the resulting auto-correlation function in the acquisition process acquires properties that enhance considerably the performance of the receiver in the presence of the multipath and noise disturbing phenomena.The simulation results demonstrate that the proposed method is a plausible solution for both multipath and noise problems in the GNSS applications for any limited value of the pre-correlation bandwidth in the receiver filter.TITOUNI Salem ROUABAH Khaled ATIA Salim FLISSI Mustapha MEZAACHE Salaheddine BOUHLEL Mohamed Salim 2020Journal of Systems Engineering and Electronics2020,31,2:2
7Pulmonary Immune Responses to Aspergillus Fumigatus in Rats显示文摘Objective To evaluate immunologic mechanisms underlying Aspergillus fumigatus pulmonary infections in immunocompetent Dark Agouti(DA) and Albino Oxford(AO) rats recognized as being susceptible to some inflammatory diseases in different manners. Methods Lung fungal burden(quantitative colony forming units, CFU, assay), leukocyte infiltration(histology, cell composition) and their function(phagocytosis, oxidative activity, CD11 b adhesion molecule expression) and cytokine interferon-γ(IFN-γ) and interleukin-17 and-4(IL-17 and IL-4) lung content were evaluated following infection(intratracheally, 1x107 conidia). Results Slower reduction of fungal burden was observed in AO rats in comparison with that in DA rats, which was coincided with less intense histologically evident lung cell infiltration and leukocyte recovery as well as lower level of most of the their activities including intracellular myeloperoxidase activity, the capacity of nitroblue tetrazolium salt reduction and CD11 b adhesion molecule expression(except for phagocytosis of conidia) in these rats. Differential patterns of changes in proinflammatory cytokine levels(unchanged levels of IFN-γ and transient increase of IL-17 in AO rats vs continuous increase of both cytokines in DA rats) and unchanged levels of IL-4 were observed. Conclusion Genetically-based differences in the pattern of antifungal lung leukocyte activities and cytokine milieu, associated with differential efficiency of fungal elimination might be useful in the future use of rat models in studies of pulmonary aspergillosis.MIRKOV Ivana EL-MUZGHI Amal Atia Mhfuod DJOKIC Jelena NINKOV Marina POPOV ALEKSANDROV Aleksandra GLAMOCLIJA Jasmina KATARANOVSKI Milena 2014Biomedical and Environmental Sciences2014,27,9:2
8Studies on uptake behaviour of copper(II) and lead(II) by amine chelating resins with different textural properties显示文摘Asem A Atia Ahmed M Donia Saeda A Abou-El-Enein Ahmed M Yousif 2003Separation and Purification Technology2003,,3:2
9腊肠树叶绿体基因组序列特征及其系统发育分析显示文摘目的获取腊肠树(Cassia fistula L.)叶绿体基因组信息特征,对其在决明属(Cassia Linn.)中的系统发育位置进行研究,为腊肠树有效的开发、保护和利用提供理论依据。方法使用Illumina测序技术对腊肠树进行测序,并结合生物信息学方法对其进行叶绿体基因组组装、注释和系统发育分析。结果腊肠树叶绿体基因组长度为161,724 bp,具有典型的四分体结构,总GC含量为36.1%,包含128个基因,其中83个蛋白质编码基因,37个tRNA基因和8个rRNA基因。系统发育分析表明,7个决明属物种被聚为3支,美丽决明S.spectabilis、望江南S.occidentalis、铁刀木S.siamea和决明S.tora聚为一支,腊肠树C.fistula与布鲁斯特决明C.brewsteri聚为一支,山扁豆Chamaecrista mimosoides单独聚为一支,且腊肠树与布鲁斯特决明C.brewsteri的亲缘关系最近。结论从叶绿体基因组系统发育的角度来看,本研究支持2010版的Flora of China的决明亚族植物种类的划分结论,决明属物种中的美丽决明S.spectabilis、望江南S.occidentalis、铁刀木S.siamea和决明S.tora应归为番泻决明属(Senna),腊肠树C.fistula应归为决明属(Cassia),山扁豆Ch.mimosoide应归为山扁豆属(Chamaecrista)。向如双 段宝忠 孙伟 宋驰 王艳 Atia tul Wahab 孟祥霄 2022环球中医药2022,15,12:2
10Thermal Lattice Boltzmann Model for Natural Convection in an Inclined Cavity Packed with Porous Material显示文摘Atia Abdelmalek Mohammedi Kamal 2015Journal of Control Science and Engineering2015,3,2:2
11Narrow-band waveguide filters显示文摘 Willitums A E Newcomb R W 1972IEEE Tans Microwave Theory Tech1972,23,6:1
12Recovery of gold(liD and silver(I) on a chemically modified chitosan with magnetic prop- erties显示文摘Donia A M Atia A A Elwakeel K Z 2007Hydrometallurgy2007,87,:1
13Study of pressure fluctuations and induced vibration at blade-passing fre- quencies of a double volute pump显示文摘Atia E K Amro M A Rached B M 2011Mechanical Engi- neering2011,36,:1
14Measurements of intercavity couplings显示文摘 Willituns A E 1975IEEE Tans Microwave Theory Tech1975,23,6:1
15Synthesis of general topology multiple coupled resonators filters by optimization显示文摘Walid a atia kawthar a zaki ali eatia 0,,:1
16Selective separation of mercury(Ⅱ)using a synthetic resin containing amine and mercaptan as chelating groups显示文摘Asem A Atia Ahmed M Donia Khalid Z Elwakeel 2005Reactive&Functional Polymers2005,65,3:1
17Synthesis of general topology multiple coupled resonator filters by optimization显示文摘 Zaki K A Atia A E 1998MTT-S International Symposium Digest1998,2,:1
18Narrow-bandpass waveguide filters显示文摘Atia A E Williams A E 1972IEEE Trans on Microwave Theory and Techniques1972,20,4:1
19Comparative study on the recovery of silver ( Ⅰ ) from aqueous solutions using different chelating resins derived from glycidyl methacrylate 显示文摘Atia A A Donia A M Yousif A M 2005Journal of Applied Polymer Science2005,97,3:1
20A phase-locked shear-force microscope for distance regulation in near-field optical microscopy显示文摘ATIA W A DAVIS C C 1997Appl Phys Lett1997,74,4:1
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